Question

What is the coefficient of the fifth term in (a + b)^9 ?

Answer 1

I agree with the first answer and if you are not sure what a variable is:

Variable- letters in algebra (I think)

Have a good day:)

- A bunny

Answer 2

remember a coefficient is the number in front of the variable

the coefficient in the fifth term is 9 since 9 is a number.